internal static LayoutRenderer[] CompileLayout(ConfigurationItemFactory configurationItemFactory, SimpleStringReader sr, bool isNested, out string text)
{
var result = new List <LayoutRenderer>();
var literalBuf = new StringBuilder();
int ch;
var p0 = sr.Position;
while ((ch = sr.Peek()) != -1)
{
if (isNested && (ch == '}' || ch == ':'))
{
break;
}
sr.Read();
if (ch == '$' && sr.Peek() == '{')
{
if (literalBuf.Length > 0)
{
result.Add(new LiteralLayoutRenderer(literalBuf.ToString()));
literalBuf.Length = 0;
}
var newLayoutRenderer = ParseLayoutRenderer(configurationItemFactory, sr);
if (CanBeConvertedToLiteral(newLayoutRenderer))
{
newLayoutRenderer = ConvertToLiteral(newLayoutRenderer);
}
// layout renderer
result.Add(newLayoutRenderer);
}
else
{
literalBuf.Append((char)ch);
}
}
if (literalBuf.Length > 0)
{
result.Add(new LiteralLayoutRenderer(literalBuf.ToString()));
literalBuf.Length = 0;
}
var p1 = sr.Position;
MergeLiterals(result);
text = sr.Substring(p0, p1);
return(result.ToArray());
}
internal static LayoutRenderer[] CompileLayout(ConfigurationItemFactory configurationItemFactory, SimpleStringReader sr, bool?throwConfigExceptions, bool isNested, out string text)
{
var result = new List <LayoutRenderer>();
var literalBuf = new StringBuilder();
int ch;
int p0 = sr.Position;
while ((ch = sr.Peek()) != -1)
{
if (isNested)
{
//possible escape char `\`
if (ch == '\\')
{
sr.Read();
var nextChar = sr.Peek();
//escape chars
if (EndOfLayout(nextChar))
{
//read next char and append
sr.Read();
literalBuf.Append((char)nextChar);
}
else
{
//don't treat \ as escape char and just read it
literalBuf.Append('\\');
}
continue;
}
if (EndOfLayout(ch))
{
//end of innerlayout.
// `}` is when double nested inner layout.
// `:` when single nested layout
break;
}
}
sr.Read();
//detect `${` (new layout-renderer)
if (ch == '$' && sr.Peek() == '{')
{
//stash already found layout-renderer.
AddLiteral(literalBuf, result);
LayoutRenderer newLayoutRenderer = ParseLayoutRenderer(configurationItemFactory, sr, throwConfigExceptions);
if (CanBeConvertedToLiteral(newLayoutRenderer))
{
newLayoutRenderer = ConvertToLiteral(newLayoutRenderer);
}
// layout renderer
result.Add(newLayoutRenderer);
}
else
{
literalBuf.Append((char)ch);
}
}
AddLiteral(literalBuf, result);
int p1 = sr.Position;
MergeLiterals(result);
text = sr.Substring(p0, p1);
return(result.ToArray());
}